It contains a single Small Pig that must be destroyed, and to demolish the structure filled with Wood blocks and two Ice blocks. The player has 3 Birds to deal with the small pig. These Birds are all Red, which only one is needed to take down the entire building and the Pig to gain 5000 points.
Three Star Walkthrough
While one shot on the wooden structure collapses it, a Red Bird must be shot in a precise location, which is the long horizontal wood block directly underneath the Small Pig, to earn up at least 12,000 points. The two unused birds then adds an additional 20,000 points to the score, resulting score over 32,000 points.